3955520639

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{783737}}^1$

素因数の和:783854

約数の個数: 12

約数和(自身を含む): 4645998864

約数和(自身を除く): 690478225

約数列:

[1, 7, 49, 103, 721, 5047, 783737, 5486159, 38403113, 80724911, 565074377, 3955520639]

約数ペア:

[(1, 3955520639), (7, 565074377), (49, 80724911), (103, 38403113), (721, 5486159), (5047, 783737)]